Found 2 Matching Items; Displaying 1 - 2.
Understanding your letter 6167C
Letter 6167C tells you we need to verify your identity to process a federal income tax return filed with your name and taxpayer identification number.
General Information
Understanding your CP01A notice
If you received an IRS CP01A Notice, the IRS is explaining how to use your Identity Protection Personal Identification Number (IP PIN).
General Information